[lbry] add support for channel extraction(closes #25584)

This commit is contained in:
Remita Amine 2020-12-08 14:53:22 +01:00
parent e7eff914cd
commit c368dc98e0
2 changed files with 141 additions and 43 deletions

View file

@ -534,7 +534,10 @@ from .laola1tv import (
EHFTVIE,
ITTFIE,
)
from .lbry import LBRYIE
from .lbry import (
LBRYIE,
LBRYChannelIE,
)
from .lci import LCIIE
from .lcp import (
LcpPlayIE,

View file

@ -1,6 +1,7 @@
# coding: utf-8
from __future__ import unicode_literals
import functools
import json
from .common import InfoExtractor
@ -10,15 +11,73 @@ from ..utils import (
ExtractorError,
int_or_none,
mimetype2ext,
OnDemandPagedList,
try_get,
urljoin,
)
class LBRYIE(InfoExtractor):
IE_NAME = 'lbry.tv'
class LBRYBaseIE(InfoExtractor):
_BASE_URL_REGEX = r'https?://(?:www\.)?(?:lbry\.tv|odysee\.com)/'
_CLAIM_ID_REGEX = r'[0-9a-f]{1,40}'
_VALID_URL = r'https?://(?:www\.)?(?:lbry\.tv|odysee\.com)/(?P<id>@[^:]+:{0}/[^:]+:{0}|[^:]+:{0}|\$/embed/[^/]+/{0})'.format(_CLAIM_ID_REGEX)
_OPT_CLAIM_ID = '[^:/?#&]+(?::%s)?' % _CLAIM_ID_REGEX
_SUPPORTED_STREAM_TYPES = ['video', 'audio']
def _call_api_proxy(self, method, display_id, params, resource):
return self._download_json(
'https://api.lbry.tv/api/v1/proxy',
display_id, 'Downloading %s JSON metadata' % resource,
headers={'Content-Type': 'application/json-rpc'},
data=json.dumps({
'method': method,
'params': params,
}).encode())['result']
def _resolve_url(self, url, display_id, resource):
return self._call_api_proxy(
'resolve', display_id, {'urls': url}, resource)[url]
def _permanent_url(self, url, claim_name, claim_id):
return urljoin(url, '/%s:%s' % (claim_name, claim_id))
def _parse_stream(self, stream, url):
stream_value = stream.get('value') or {}
stream_type = stream_value.get('stream_type')
source = stream_value.get('source') or {}
media = stream_value.get(stream_type) or {}
signing_channel = stream.get('signing_channel') or {}
channel_name = signing_channel.get('name')
channel_claim_id = signing_channel.get('claim_id')
channel_url = None
if channel_name and channel_claim_id:
channel_url = self._permanent_url(url, channel_name, channel_claim_id)
info = {
'thumbnail': try_get(stream_value, lambda x: x['thumbnail']['url'], compat_str),
'description': stream_value.get('description'),
'license': stream_value.get('license'),
'timestamp': int_or_none(stream.get('timestamp')),
'tags': stream_value.get('tags'),
'duration': int_or_none(media.get('duration')),
'channel': try_get(signing_channel, lambda x: x['value']['title']),
'channel_id': channel_claim_id,
'channel_url': channel_url,
'ext': determine_ext(source.get('name')) or mimetype2ext(source.get('media_type')),
'filesize': int_or_none(source.get('size')),
}
if stream_type == 'audio':
info['vcodec'] = 'none'
else:
info.update({
'width': int_or_none(media.get('width')),
'height': int_or_none(media.get('height')),
})
return info
class LBRYIE(LBRYBaseIE):
IE_NAME = 'lbry'
_VALID_URL = LBRYBaseIE._BASE_URL_REGEX + r'(?P<id>\$/[^/]+/[^/]+/{1}|@{0}/{0}|(?!@){0})'.format(LBRYBaseIE._OPT_CLAIM_ID, LBRYBaseIE._CLAIM_ID_REGEX)
_TESTS = [{
# Video
'url': 'https://lbry.tv/@Mantega:1/First-day-LBRY:1',
@ -30,6 +89,8 @@ class LBRYIE(InfoExtractor):
'description': 'md5:f6cb5c704b332d37f5119313c2c98f51',
'timestamp': 1595694354,
'upload_date': '20200725',
'width': 1280,
'height': 720,
}
}, {
# Audio
@ -47,6 +108,7 @@ class LBRYIE(InfoExtractor):
'channel': 'The LBRY Foundation',
'channel_id': '0ed629d2b9c601300cacf7eabe9da0be79010212',
'channel_url': 'https://lbry.tv/@LBRYFoundation:0ed629d2b9c601300cacf7eabe9da0be79010212',
'vcodec': 'none',
}
}, {
'url': 'https://odysee.com/@BrodieRobertson:5/apple-is-tracking-everything-you-do-on:e',
@ -63,57 +125,90 @@ class LBRYIE(InfoExtractor):
}, {
'url': 'https://lbry.tv/Episode-1:e7',
'only_matching': True,
}, {
'url': 'https://lbry.tv/@LBRYFoundation/Episode-1',
'only_matching': True,
}, {
'url': 'https://lbry.tv/$/download/Episode-1/e7d93d772bd87e2b62d5ab993c1c3ced86ebb396',
'only_matching': True,
}]
def _call_api_proxy(self, method, display_id, params):
return self._download_json(
'https://api.lbry.tv/api/v1/proxy', display_id,
headers={'Content-Type': 'application/json-rpc'},
data=json.dumps({
'method': method,
'params': params,
}).encode())['result']
def _real_extract(self, url):
display_id = self._match_id(url)
if display_id.startswith('$/embed/'):
display_id = display_id[8:].replace('/', ':')
if display_id.startswith('$/'):
display_id = display_id.split('/', 2)[-1].replace('/', ':')
else:
display_id = display_id.replace(':', '#')
uri = 'lbry://' + display_id
result = self._call_api_proxy(
'resolve', display_id, {'urls': [uri]})[uri]
result = self._resolve_url(uri, display_id, 'stream')
result_value = result['value']
if result_value.get('stream_type') not in ('video', 'audio'):
if result_value.get('stream_type') not in self._SUPPORTED_STREAM_TYPES:
raise ExtractorError('Unsupported URL', expected=True)
claim_id = result['claim_id']
title = result_value['title']
streaming_url = self._call_api_proxy(
'get', claim_id, {'uri': uri})['streaming_url']
source = result_value.get('source') or {}
media = result_value.get('video') or result_value.get('audio') or {}
signing_channel = result.get('signing_channel') or {}
channel_name = signing_channel.get('name')
channel_claim_id = signing_channel.get('claim_id')
channel_url = None
if channel_name and channel_claim_id:
channel_url = urljoin(url, '/%s:%s' % (channel_name, channel_claim_id))
return {
'get', claim_id, {'uri': uri}, 'streaming url')['streaming_url']
info = self._parse_stream(result, url)
info.update({
'id': claim_id,
'title': title,
'thumbnail': try_get(result_value, lambda x: x['thumbnail']['url'], compat_str),
'description': result_value.get('description'),
'license': result_value.get('license'),
'timestamp': int_or_none(result.get('timestamp')),
'tags': result_value.get('tags'),
'width': int_or_none(media.get('width')),
'height': int_or_none(media.get('height')),
'duration': int_or_none(media.get('duration')),
'channel': try_get(signing_channel, lambda x: x['value']['title']),
'channel_id': channel_claim_id,
'channel_url': channel_url,
'ext': determine_ext(source.get('name')) or mimetype2ext(source.get('media_type')),
'filesize': int_or_none(source.get('size')),
'url': streaming_url,
}
})
return info
class LBRYChannelIE(LBRYBaseIE):
IE_NAME = 'lbry:channel'
_VALID_URL = LBRYBaseIE._BASE_URL_REGEX + r'(?P<id>@%s)/?(?:[?#&]|$)' % LBRYBaseIE._OPT_CLAIM_ID
_TESTS = [{
'url': 'https://lbry.tv/@LBRYFoundation:0',
'info_dict': {
'id': '0ed629d2b9c601300cacf7eabe9da0be79010212',
'title': 'The LBRY Foundation',
'description': 'Channel for the LBRY Foundation. Follow for updates and news.',
},
'playlist_count': 29,
}, {
'url': 'https://lbry.tv/@LBRYFoundation',
'only_matching': True,
}]
_PAGE_SIZE = 50
def _fetch_page(self, claim_id, url, page):
page += 1
result = self._call_api_proxy(
'claim_search', claim_id, {
'channel_ids': [claim_id],
'claim_type': 'stream',
'no_totals': True,
'page': page,
'page_size': self._PAGE_SIZE,
'stream_types': self._SUPPORTED_STREAM_TYPES,
}, 'page %d' % page)
for item in (result.get('items') or []):
stream_claim_name = item.get('name')
stream_claim_id = item.get('claim_id')
if not (stream_claim_name and stream_claim_id):
continue
info = self._parse_stream(item, url)
info.update({
'_type': 'url',
'id': stream_claim_id,
'title': try_get(item, lambda x: x['value']['title']),
'url': self._permanent_url(url, stream_claim_name, stream_claim_id),
})
yield info
def _real_extract(self, url):
display_id = self._match_id(url).replace(':', '#')
result = self._resolve_url(
'lbry://' + display_id, display_id, 'channel')
claim_id = result['claim_id']
entries = OnDemandPagedList(
functools.partial(self._fetch_page, claim_id, url),
self._PAGE_SIZE)
result_value = result.get('value') or {}
return self.playlist_result(
entries, claim_id, result_value.get('title'),
result_value.get('description'))